International Seaways (INSW) reported Q2 adjusted earnings Monday of $5.91 per diluted share, up from $1.02 a year earlier.
Analysts polled by FactSet expected $5.42.
Total shipping revenue for the quarter ended June 30 was $467.3 million, compared with $195.6 million a year earlier.
Analysts expected $401.1 million.
Shares of International Seaways were up more than 1% premarket Monday.